use vk;
#[derive(Copy, Clone, Debug)]
pub struct InputAssembly {
pub topology: PrimitiveTopology,
pub primitive_restart_enable: bool,
}
impl InputAssembly {
#[inline]
pub fn triangle_list() -> InputAssembly {
InputAssembly {
topology: PrimitiveTopology::TriangleList,
primitive_restart_enable: false,
}
}
}
#[derive(Copy, Clone, Debug, PartialEq, Eq)]
pub enum PrimitiveTopology {
PointList,
LineList,
LineStrip,
TriangleList,
TriangleStrip,
TriangleFan,
LineListWithAdjacency,
LineStripWithAdjacency,
TriangleListWithAdjacency,
TriangleStripWithAdjacency,
PatchList { vertices_per_patch: u32 },
}
impl Into<vk::PrimitiveTopology> for PrimitiveTopology {
#[inline]
fn into(self) -> vk::PrimitiveTopology {
match self {
PrimitiveTopology::PointList => vk::PRIMITIVE_TOPOLOGY_POINT_LIST,
PrimitiveTopology::LineList => vk::PRIMITIVE_TOPOLOGY_LINE_LIST,
PrimitiveTopology::LineStrip => vk::PRIMITIVE_TOPOLOGY_LINE_STRIP,
PrimitiveTopology::TriangleList => vk::PRIMITIVE_TOPOLOGY_TRIANGLE_LIST,
PrimitiveTopology::TriangleStrip => vk::PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP,
PrimitiveTopology::TriangleFan => vk::PRIMITIVE_TOPOLOGY_TRIANGLE_FAN,
PrimitiveTopology::LineListWithAdjacency =>
vk::PRIMITIVE_TOPOLOGY_LINE_LIST_WITH_ADJACENCY,
PrimitiveTopology::LineStripWithAdjacency =>
vk::PRIMITIVE_TOPOLOGY_LINE_STRIP_WITH_ADJACENCY,
PrimitiveTopology::TriangleListWithAdjacency =>
vk::PRIMITIVE_TOPOLOGY_TRIANGLE_LIST_WITH_ADJACENCY,
PrimitiveTopology::TriangleStripWithAdjacency =>
vk::PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP_WITH_ADJACENCY,
PrimitiveTopology::PatchList { .. } => vk::PRIMITIVE_TOPOLOGY_PATCH_LIST,
}
}
}
impl PrimitiveTopology {
#[inline]
pub fn supports_primitive_restart(&self) -> bool {
match *self {
PrimitiveTopology::LineStrip => true,
PrimitiveTopology::TriangleStrip => true,
PrimitiveTopology::TriangleFan => true,
PrimitiveTopology::LineStripWithAdjacency => true,
PrimitiveTopology::TriangleStripWithAdjacency => true,
_ => false,
}
}
}
pub unsafe trait Index {
fn ty() -> IndexType;
}
unsafe impl Index for u16 {
#[inline(always)]
fn ty() -> IndexType {
IndexType::U16
}
}
unsafe impl Index for u32 {
#[inline(always)]
fn ty() -> IndexType {
IndexType::U32
}
}
#[derive(Copy, Clone, Debug, PartialEq, Eq, Hash)]
#[allow(missing_docs)]
#[repr(u32)]
pub enum IndexType {
U16 = vk::INDEX_TYPE_UINT16,
U32 = vk::INDEX_TYPE_UINT32,
}